Inventor · disambiguated record
Katsumi Nagumo
Also filed as: NAGUMO KATSUMI
4 granted patents·1 pending application·52 citations·filing 2001–2007
75Inventor score
Top patents by PatentIndex Score
5 records- 0183US6884997B2Method and apparatus for detecting dangerous substances and substances of interestHITACHI LTD·Filed 2003·Granted Apr 26, 2005·27 cites·28 claims
- 0278US7275453B2Analyzing apparatus and fine particle collecting apparatusHITACHI LTD·Filed 2004·Granted Oct 2, 2007·19 cites·7 claims
- 0349US7759823B2Switching devicePANASONIC CORP·Filed 2007·Granted Jul 20, 2010·1 cites·18 claims
- 0442US6381189B2Semiconductor register elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 30, 2002·5 cites·8 claims
- 0537US2004028560A1Substance detection method and substance detection apparatusFiled 2003·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →